Siemens 6ES5185-3UA11 SIMATIC S5 185U Expansion Unit

The Siemens 6ES5185-3UA11 is a SIMATIC S5 185U Expansion Unit. This unit provides 21 slots for I/O modules and features an integrated fan for cooling. It accepts an input voltage of 230/115V AC and provides a 5V DC output with an 18A current rating. It is supplied without a manual but includes the necessary power supply and fan.

This expansion unit is used to extend the capacity of SIMATIC S5 185U programmable logic controllers. It is typically found in older industrial automation systems, particularly in manufacturing, process control, and infrastructure projects that still rely on the robust S5 platform.

Stanlo Automation, a veteran-owned distributor of surplus automation parts, offers the Siemens 6ES5185-3UA11. Secure reliable components for your existing SIMATIC S5 systems from us.